package lab02.test12;

/**
 * Created by JAVA on 2017/10/20.
 */
public class Circle extends Shape {
    //属性:半径
    double raduis;
    @Override
    double area() {
        return 3.14*raduis*raduis;
    }

    @Override
   double perimeter() {
        return 2*3.14*raduis;
    }
}
